oj.uz

Submission #576400

# Submission time Handle Problem Language Result Execution time Memory
576400 2022-06-13T05:33:38 Z MrM7md Fountain (eJOI20_fountain) C++17
30 / 100
 74 ms 4924 KB 
#include <bits/stdc++.h>

using namespace std;
#define int long long
#define endl "\n"

const int MOD = 1e9 + 7;

signed main(){
   ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
   int n,q;
   cin >> n>>q;
   int a[n+1]={0};
   for(int i=1;i<=n;i++){
      int x;cin >> x;
      cin >> a[i];
      a[i]+=a[i-1];
   }
   while(q--){
      int r,v;
      cin >>r >> v;
      v+=a[r-1];
      int ans=lower_bound(a,a+n,v)-a;
      if(v>a[ans+1])ans++;
      if(ans==n)ans=0;
      cout<<ans<<endl;
   }

}

Subtask #1
0 / 30.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 67 ms 4684 KB Output is correct
2 Correct 74 ms 4924 KB Output is correct

Subtask #3
0 / 40.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -